azure-pipelines.yml

# Adapted from https://github.com/pandas-dev/pandas/blob/master/azure-pipelines.yml
schedules:
- cron: "30 2 * * *"
  displayName: Run nightly build
  branches:
    include:
    - master
  always: true

jobs:
- job: linting
  displayName: Linting
  pool:
    vmImage: ubuntu-18.04
  steps:
    - task: UsePythonVersion@0
      inputs:
        versionSpec: '3.8'
    - bash: |
        pip install flake8 mypy==0.782
      displayName: Install linters
    - bash: |
        set -ex
        if [[ $BUILD_REASON == "PullRequest" ]]; then
          # By default pull requests use refs/pull/PULL_ID/merge as the source branch
          # which has a "Merge ID into ID" as a commit message. The latest commit
          # message is the second to last commit
          COMMIT_ID=$(echo $BUILD_SOURCEVERSIONMESSAGE | awk '{print $2}')
          COMMIT_MESSAGE=$(git log $COMMIT_ID -1 --pretty=%B)
        else
          COMMIT_MESSAGE=$BUILD_SOURCEVERSIONMESSAGE
        fi
        echo "##vso[task.setvariable variable=COMMIT_MESSAGE]$COMMIT_MESSAGE"
      displayName: Get source version message
    - bash: |
        set -ex
        if [[ "$COMMIT_MESSAGE" =~ "[lint skip]" ]]; then
          # skip linting
          echo "Skipping flake8 linting"
          exit 0
        else
          ./build_tools/circle/linting.sh
        fi
      displayName: Run linting
    - bash: |
        set -ex
        if [[ "$COMMIT_MESSAGE" =~ "[lint skip]" ]]; then
          # skip linting
          echo "Skipping mypy linting"
          exit 0
        else
          mypy sklearn/
        fi
      displayName: Run mypy
    - bash: |
        if [[ "$COMMIT_MESSAGE" =~ "[scipy-dev]" ]] || [[ $BUILD_REASON == "Schedule" ]]; then
          echo "Running scipy-dev"
          echo "##vso[task.setvariable variable=runScipyDev;isOutput=true]true"
        else
          echo "##vso[task.setvariable variable=runScipyDev;isOutput=true]false"
        fi
      name: gitCommitMessage
      displayName: Determine to run scipy-dev

- template: build_tools/azure/posix.yml
  parameters:
    name: Linux_Nightly
    vmImage: ubuntu-18.04
    dependsOn: [linting]
    condition: eq(dependencies['linting']['outputs']['gitCommitMessage.runScipyDev'], 'true')
    matrix:
      pylatest_pip_scipy_dev:
        DISTRIB: 'conda-pip-scipy-dev'
        PYTHON_VERSION: '*'
        CHECK_WARNINGS: 'true'
        CHECK_PYTEST_SOFT_DEPENDENCY: 'true'
        TEST_DOCSTRINGS: 'true'
        # Tests that require large downloads over the networks are skipped in CI.
        # Here we make sure, that they are still run on a regular basis.
        SKLEARN_SKIP_NETWORK_TESTS: '0'

# Will run all the time regardless of linting outcome.
- template: build_tools/azure/posix.yml
  parameters:
    name: Linux_Runs
    vmImage: ubuntu-18.04
    matrix:
      pylatest_conda_mkl:
        DISTRIB: 'conda'
        PYTHON_VERSION: '*'
        BLAS: 'mkl'
        COVERAGE: 'true'

- template: build_tools/azure/posix.yml
  parameters:
    name: Linux
    vmImage: ubuntu-18.04
    dependsOn: [linting]
    condition: and(ne(variables['Build.Reason'], 'Schedule'), succeeded('linting'))
    matrix:
      # Linux environment to test that scikit-learn can be built against
      # versions of numpy, scipy with ATLAS that comes with Ubuntu Bionic 18.04
      # i.e. numpy 1.13.3 and scipy 0.19
      py36_ubuntu_atlas:
        DISTRIB: 'ubuntu'
        PYTHON_VERSION: '3.6'
        JOBLIB_VERSION: 'min'
        PANDAS_VERSION: 'none'
        THREADPOOLCTL_VERSION: 'min'
        PYTEST_VERSION: 'min'
        PYTEST_XDIST_VERSION: 'none'
        COVERAGE: 'false'
      # Linux + Python 3.6 build with OpenBLAS and without SITE_JOBLIB
      py36_conda_openblas:
        DISTRIB: 'conda'
        PYTHON_VERSION: '3.6'
        BLAS: 'openblas'
        NUMPY_VERSION: 'min'
        SCIPY_VERSION: 'min'
        MATPLOTLIB_VERSION: 'min'
        # latest version of joblib available in conda for Python 3.6
        JOBLIB_VERSION: '0.13.2'
        THREADPOOLCTL_VERSION: '2.0.0'
        # temporary pin pytest due to unknown failure with pytest 5.4 and
        # python 3.6
        PYTEST_VERSION: 'min'
        PYTEST_XDIST_VERSION: 'none'
      # Linux environment to test the latest available dependencies and MKL.
      # It runs tests requiring lightgbm, pandas and PyAMG.
      pylatest_pip_openblas_pandas:
        DISTRIB: 'conda-pip-latest'
        PYTHON_VERSION: '3.8'
        PANDAS_VERSION: 'none'
        CHECK_PYTEST_SOFT_DEPENDENCY: 'true'
        TEST_DOCSTRINGS: 'true'
        CHECK_WARNINGS: 'true'

- template: build_tools/azure/posix-32.yml
  parameters:
    name: Linux32
    vmImage: ubuntu-18.04
    dependsOn: [linting]
    condition: and(ne(variables['Build.Reason'], 'Schedule'), succeeded('linting'))
    matrix:
      py36_ubuntu_atlas_32bit:
        DISTRIB: 'ubuntu-32'
        PYTHON_VERSION: '3.6'
        JOBLIB_VERSION: 'min'
        # disable pytest xdist due to unknown bug with 32-bit container
        PYTEST_XDIST_VERSION: 'none'
        # temporary pin pytest due to unknown failure with pytest 5.4 and
        # python 3.6
        PYTEST_VERSION: 'min'
        THREADPOOLCTL_VERSION: 'min'

- template: build_tools/azure/posix.yml
  parameters:
    name: macOS
    vmImage: macOS-10.14
    dependsOn: [linting]
    condition: and(ne(variables['Build.Reason'], 'Schedule'), succeeded('linting'))
    matrix:
      pylatest_conda_forge_mkl:
        DISTRIB: 'conda'
        BLAS: 'mkl'
        CONDA_CHANNEL: 'conda-forge'
      pylatest_conda_mkl_no_openmp:
        DISTRIB: 'conda'
        BLAS: 'mkl'
        SKLEARN_TEST_NO_OPENMP: 'true'
        SKLEARN_SKIP_OPENMP_TEST: 'true'

- template: build_tools/azure/windows.yml
  parameters:
    name: Windows
    vmImage: vs2017-win2016
    dependsOn: [linting]
    condition: and(ne(variables['Build.Reason'], 'Schedule'), succeeded('linting'))
    matrix:
      py37_conda_mkl:
        PYTHON_VERSION: '3.7'
        CHECK_WARNINGS: 'true'
        PYTHON_ARCH: '64'
        PYTEST_VERSION: '*'
        COVERAGE: 'true'
      py36_pip_openblas_32bit:
        PYTHON_VERSION: '3.6'
        PYTHON_ARCH: '32'